Example:1
Natural chlorine consists of two isotopes: Calculate the average atomic mass of chlorin..
Natural chlorine consists of two isotopes: Calculate the average atomic mass of chlorin..If one joule of work is done in one second by any agent then its power is said to be one watt.
Kilowatt and megawatt are higher units of power. Another unit of power is horse power 1 horse power = 746 wat..
Kilowatt and megawatt are higher units of power. Another unit of power is horse power 1 horse power = 746 wat..Solution:
Calcium carbonate = CaCO 3 Ca = 40, C = 12, O = 16GMM = 1 x 40 + 1 x 12 + 3 x 16= 40 + 12 + 48 = 100..
Calcium carbonate = CaCO 3 Ca = 40, C = 12, O = 16GMM = 1 x 40 + 1 x 12 + 3 x 16= 40 + 12 + 48 = 100..Solution:
Mass of the body (m) = 2 kg Height (h) = 25 m Potential energy of the body = mgh 02. A bag of rice weighs 75 kg. To what height is it raised if the work done in lifting it is 4900 ..
Mass of the body (m) = 2 kg Height (h) = 25 m Potential energy of the body = mgh 02. A bag of rice weighs 75 kg. To what height is it raised if the work done in lifting it is 4900 ..Question 5
Question: How do the prefixes and suffixes for the open chain hydrocarbons indicate their formula? Answer: The prefixes meth-, eth-, prop-, but-, pent-, hex-, hept-, oct-, non- deca- indicate that the number of 'C' atoms in the molecule of hydrocarbons is 1, 2, 3, 4, 5, 6, 7, 8..
Question: How do the prefixes and suffixes for the open chain hydrocarbons indicate their formula? Answer: The prefixes meth-, eth-, prop-, but-, pent-, hex-, hept-, oct-, non- deca- indicate that the number of 'C' atoms in the molecule of hydrocarbons is 1, 2, 3, 4, 5, 6, 7, 8..Question 8
Question: How many gram atoms are present in 69 grams of sodium? Answer: The number of gram atoms present in 69 grams of sodium is ..
Question: How many gram atoms are present in 69 grams of sodium? Answer: The number of gram atoms present in 69 grams of sodium is ..Solution:
Mass (m) = 50 kg Momentum (p) = 225 kgm/s Velocity (v) = ? Velocity = 4.5 ..
Mass (m) = 50 kg Momentum (p) = 225 kgm/s Velocity (v) = ? Velocity = 4.5 ..Question 20
Question: Impulse = _________. 1. 2. 3. 4. Answer: 2..
Question: Impulse = _________. 1. 2. 3. 4. Answer: 2..Solution:
Force (F) = 225 N Acceleration (a) = 2.5 m/s 2 Force (F) = ma Mass of the body = 90..
Force (F) = 225 N Acceleration (a) = 2.5 m/s 2 Force (F) = ma Mass of the body = 90..Dependence of Gravitational Force on Mass
According to Newton's law of gravitation, the force of attraction is directly proportional to the mass of the body. Consider two objects of mass m separated by a distance d, then the force between them is given by the relation Two Objects of Mass m Separated by a Distance d When the mass of one of ..
According to Newton's law of gravitation, the force of attraction is directly proportional to the mass of the body. Consider two objects of mass m separated by a distance d, then the force between them is given by the relation Two Objects of Mass m Separated by a Distance d When the mass of one of ..See what our Users say :
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